add dragging to step list

frontend/src/components/basics/Button.tsx

@@ -20,6 +20,10 @@ export const ButtonType = {
     DefaultButton: {
         textColor: "default-button-text",
         backgroundColor: "default-button-bg"
+    },
+    TransparentButton: {
+        textColor: "transparent-button-text",
+        backgroundColor: "transparent-button-bg"
     }
 } as const;
 

frontend/src/components/basics/SvgIcon.tsx

@@ -9,7 +9,9 @@
 export const Icon = {
   LookingGlass: "M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z",
   X: "M6 18L18 6M6 6l12 12",
-  Plus:  "M3 12L21 12M12 3L12 21"
+  Plus:  "M3 12L21 12M12 3L12 21",
+  ArrowUp: "M3 18L12 6L21 18",
+  ArrowDown: "M3 6L12 18L21 6",
 } as const;
 
 export type Icon = typeof Icon[keyof typeof Icon];